12/18/2012
Want to make an even more compact, pocket-size foosball game? Here’s how.
12/18/2012
No one can dispute the usefulness of electricity. But what do you do if you’re in a remote area without...
12/18/2012
Before Chester Carlson invented photocopying, inventors engineered various mechanical devices to replicate images. With a few everyday items found in...
12/18/2012
Not everyone has a GPS (Global Positioning System), but you can easily make a CPS (Cup Positioning System) from any...
12/18/2012
Make a paper flyer to understand Bernoulli’s principle of flowing fluids and gases.
10/26/2010
Don’t have a 3D printer to make plastic parts? Use moo juice instead.
07/27/2010
Using simple trigonometric principles, you can closely estimate the height of objects with an easy-to-make-hypsometer (hyps means height in Greek).
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